| INVCTR |

This package contains only infix functions
(grapes-function-grapes), most of them shorten the syntax
for common vector operations, such as finding indices and extracting
values from vectors.
The main function classes are:
In addition, some infix functions for very specific tasks are
provided, e.g., the rose tinted infix %00%
provides a means to deal with functions that return NA,
Inf, NULLor other error/exception values by
turning them into a user specified value.